#include <iostream>
#include <iomanip>
#include <vector>
#include <algorithm>
#include <cstring>
#include <map>
#include <queue>
#include <cmath>
#include <complex> // complex<double> a(1.2 , 2.3);// real(): 1.2, imag()2.3
using namespace std;

#define MOD 1000000007
#define ll long long
#define ld long double
#define FOR(i,a,b) for(ll i=(ll)a;i<(ll)b;i++)
#define rep(i,n) FOR(i,0,n)
#define pb push_back
#define mp make_pair
#define all(a) a.begin(),a.end()
#define rall(a) a.rbegin(),a.rend()
#define rmsame(a) sort(all(a)),a.erase(unique(all(a)), a.end())
#define rmvector(a,b) rep(i,a.size())rep(j,b.size())if(a[i]==b[j]){a.erase(a.begin()+i);i--;break;}
template<typename X> bool exist(vector<X> vec, X item){return find(all(vec), item)!=vec.end();}

vector<string> ans;
ll dp[10010];

void solve(string str){
  if(str=="")return ;
  for(int i = 1;i<=str.size()/2;i++){
    string a = str.substr(0,i);
    string b = str.substr(str.size()-i,i);
    if(a==b){
      ans.pb(a);
      solve(str.substr(i,str.size()-i-i));
      return;
    }
  }
  ans.pb(str);
  ans.pb("");
}


int main(){
  cin.tie(0);
  ios::sync_with_stdio(false);

  string S;
  cin >> S;
  solve(S);

  if(ans[ans.size()-1]==""){
    ans.erase(ans.begin() + ans.size()-1);
    ll s = ans.size()-2;
    for(;s>=0;s--)
      ans.pb(ans[s]);
  }
  else{
    ll s = ans.size()-1;
    for(;s>=0;s--)
      ans.pb(ans[s]);
  }
  
  ll result = ans.size()/2 + ans.size()%2;

  ll index = ans.size()/2;
  dp[0] = 1;
  for(ll i = 1; i<= ans.size()-1-index;i++){
    for(ll m = index+1; m<= index+i;m++){
      for(ll k = index;k<=m;k++){
	string a = "", b= "";
	for(ll n = k; n<= m;n++)
	  a+= ans[n];
	for(ll n = m; n>= k;n--)
	  b+= ans[n];
	
	if(a==b)dp[i]+=(dp[m-k-1]);
      }
    }
    
  }
  cout << dp[result-1] << endl;
  
  //cout << fixed << setprecision(16) << ans << endl;
  return 0;
}